Kasa "non matter" devices not on compatability list anymore?

🧰 Built-In Apps and Drivers Built-in Apps
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Best guess is the model has transitioned over to the TP-Link Tapo API. The company is not forthcoming on exact details, but you could TRY the community integration at

[RELEASE] TP-LINK TAPO Plug, Switch, Bulb, Hub and Robovac Integration - :construction: Developers / Code Share - Hubitat

PS - I may write an app that can tell you which to use.